The Markarian's chain is part of the Virgo Cluster, which counts 1300 ~ 2000 members, and is itself part of the Local Supercluster.
The cluster is an aggregrate of at least three separate subclumps: Virgo A centered on M87, Virgo B which surrounds M49 and a third centered on the galaxy M86 (wiki).
In this version annotated using PGC catalog there are more than 250 galaxies in this small field.... crowded place over there. |
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| Optic |
SW ED80 + 0,85 Reducer/Flattener |
| Camera |
EOS 600D Baader |
| Mount |
NEQ6 with EQASCOM
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Guide
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SW 70/500 with AlCCD5
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Frame center
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RA 12:26:01 DEC 12:59:41 J2000
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Date
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2013/04/13
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Site
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Pian dell Armà , Italian Alps
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| Exposures
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12x600s - 5 dark, 13 flat, 13 bias
Integration time - 2h
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